421211304041 has 4 divisors (see below), whose sum is σ = 459503240784. Its totient is φ = 382919367300.

The previous prime is 421211304029. The next prime is 421211304043. The reversal of 421211304041 is 140403112124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 421211304041 - 2⁶ = 421211303977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421211303998 and 421211304016.

It is not an unprimeable number, because it can be changed into a prime (421211304043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19145968355 + ... + 19145968376.

It is an arithmetic number, because the mean of its divisors is an integer number (114875810196).

Almost surely, 2^421211304041 is an apocalyptic number.

It is an amenable number.

421211304041 is a deficient number, since it is larger than the sum of its proper divisors (38291936743).

421211304041 is a wasteful number, since it uses less digits than its factorization.

421211304041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38291936742.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 421211304041 its reverse (140403112124), we get a palindrome (561614416165).

The spelling of 421211304041 in words is "four hundred twenty-one billion, two hundred eleven million, three hundred four thousand, forty-one".